fits model: 350z. make: Nissan. year: 2003–2009.

( Manufacturer Part Number: 5870553 ), ( Part Type: Steering Angle Driver Sensor Unit ), ( Year: 2007 )
The **Nissan 5870553 Steering Angle Position Sensor Unit** (compatible with the **2003 2009 Nissan 350Z**) is a critical electronic component that plays a vital role in the vehicle s advanced driver-assistance systems, particularly in the **Electronic Stability Control (ESC)**, **Anti-lock Braking System (ABS)**, and **Traction Control (TCS)** modules. Positioned within the **driver-side steering column**, this sensor unit is responsible for precisely measuring the rotational angle of the steering wheel, providing real-time feedback to the vehicle s onboard computer. This data is essential for optimizing vehicle dynamics, ensuring accurate brake modulation, and enhancing overall safety by preventing skidding or loss of traction during dynamic maneuvers. Constructed with high-quality materials and engineered to withstand the rigors of daily driving, this sensor features a robust **Hall-effect-based detection system**, which delivers highly accurate and reliable readings even under varying environmental conditions. Whether navigating tight corners, executing sharp turns, or maintaining stability on slippery surfaces, the **5870553 sensor unit** ensures seamless integration with the vehicle s electronic systems, contributing to a smoother, safer, and more responsive driving experience. For owners seeking to restore full functionality to their 350Z s stability and braking performance, this **OEM-specification replacement sensor** is an indispensable upgrade, offering the same level of precision and reliability as the original equipment. Proper installation and calibration are recommended to ensure optimal performance and compatibility with the vehicle s electronic control modules.
### **Pros and Cons of Buying a Nissan 5870553 (2003-2009 350Z) Driver Column Steering Angle Position Sensor Unit**
#### **Pros:**1. **Direct OEM Replacement** This part is a genuine Nissan sensor, ensuring compatibility with the 350Z s steering and electronic systems. It will integrate seamlessly without requiring additional modifications.
2. **Reliability** Nissan s OEM components are designed to meet the vehicle s original specifications, reducing the risk of premature failure or compatibility issues.
3. **Warranty Coverage** If purchased from an authorized Nissan dealer or a reputable aftermarket supplier, the sensor may come with a warranty, providing peace of mind against defects.
4. **Prevents Error Codes** A faulty steering angle sensor can trigger check engine lights (e.g., P0520, P0521) and disable stability control or traction control. Replacing it resolves these issues, restoring proper vehicle functionality.
5. **Improves Safety** The sensor is critical for electronic power steering (EPS) and stability systems. A working sensor enhances steering responsiveness and overall driving safety.
6. **Long-Term Durability** OEM sensors are built to last the lifespan of the vehicle, reducing the need for frequent replacements compared to aftermarket knockoffs.
7. **Easy Installation** The sensor is straightforward to replace, typically requiring only basic tools and minimal disassembly (e.g., removing the steering column cover and unplugging connectors).
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#### **Cons:**1. **Higher Cost** OEM sensors are more expensive than aftermarket alternatives. The price may range from **$150 to $300 **, depending on the supplier and region.
2. **Potential Counterfeit Risks** If buying from untrusted sources (e.g., eBay, random online marketplaces), there s a risk of receiving a fake or low-quality sensor that fails prematurely.
3. **Limited Availability** OEM parts may not be stocked at all local auto parts stores, requiring an order from a dealer or specialty supplier, which can add shipping time.
4. **Mixed Reviews on Aftermarket Alternatives** While some aftermarket sensors (e.g., Denso, Bosch) are high-quality and cheaper, others may not meet OEM standards, leading to compatibility or longevity issues.
5. **Labor Costs** If not comfortable with DIY repairs, labor costs at a dealership or mechanic can add **$100 $200** to the total expense.
6. **Potential Additional Issues** If the sensor failure is due to a deeper problem (e.g., wiring damage, water intrusion, or EPS system wear), replacing just the sensor may not fully resolve the issue.
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### **Ending Conclusion:**The **Nissan 5870553 steering angle position sensor** is the **best choice for reliability and compatibility** with your 2003 2009 350Z. While it comes at a higher upfront cost, its OEM quality ensures long-term performance and avoids the risks of aftermarket inconsistencies. If budget is a concern, **high-quality aftermarket sensors (e.g., Denso or Bosch with positive reviews)** can be a cost-effective alternative, provided they are from a trusted brand.
**Recommendation:**- **Buy from a reputable source** (Nissan dealership, RockAuto, Amazon with verified sellers, or a trusted auto parts store).
- **Verify the part number** (5870553) to avoid counterfeit items.
- **Consider DIY installation** if comfortable with basic automotive repairs to save labor costs.
- **Check for accompanying issues** (e.g., corroded wiring, EPS fluid levels) that may contribute to sensor failure.
- **If unsure, consult a mechanic** to confirm whether the sensor is the sole issue before purchasing.
For most 350Z owners, the **OEM sensor is the safest and most reliable option**, justifying the higher cost with its proven performance and warranty backing.
This part comes with a 90 day guarantee. SPECIFIC PART NOTES: 5870553, STEERING ANGLE SENSOR ,EIW DWP012126 CML021126.